/* =============================================================
   Joaquín Rodríguez — Mentoría académica privada
   Identidad: tinta verde inglés, papel piedra y latón.
   Tipografía: Bodoni Moda (display) + Jost (texto).
   ============================================================= */

:root {
  /* Paleta */
  --ink-0: #0B1411;
  --ink: #0F1B17;
  --ink-2: #13221D;
  --ink-3: #1A2D26;
  --vellum: #ECEAE3;
  --vellum-2: #E2DFD5;
  --brass: #B8955A;
  --brass-soft: #D2B47C;
  --brass-deep: #7A5C2B;
  --on-ink: #E9E6DC;
  --on-ink-muted: #9DAAA2;
  --on-vellum: #13201B;
  --on-vellum-muted: #56625C;

  /* Tokens de contexto (por defecto: fondo tinta) */
  --bg: var(--ink);
  --fg: var(--on-ink);
  --muted: var(--on-ink-muted);
  --accent: var(--brass);
  --accent-text: var(--brass-soft);
  --rule: rgba(184, 149, 90, .30);
  --rule-soft: rgba(233, 230, 220, .11);

  /* Tipografía */
  --font-display: "Bodoni Moda", "Didot", "Bodoni 72", "Times New Roman", serif;
  --font-body: "Jost", "Futura", "Avenir Next", "Century Gothic", system-ui, sans-serif;
  --step--1: .8125rem;
  --step-0: 1.0625rem;
  --step-1: 1.25rem;
  --step-2: clamp(1.45rem, 1.2rem + .9vw, 1.95rem);
  --step-3: clamp(2.05rem, 1.45rem + 2.5vw, 3.35rem);
  --step-4: clamp(2.6rem, 1.6rem + 3.9vw, 4.75rem);
  --step-5: clamp(4.25rem, 2.4rem + 8vw, 9.5rem);

  /* Espaciado y movimiento */
  --gutter: clamp(20px, 5vw, 64px);
  --section: clamp(72px, 11vw, 160px);
  --maxw: 1240px;
  --radius: 2px;
  --ease: cubic-bezier(.2, .7, .1, 1);
}

.band--ink {
  --bg: var(--ink);
  --fg: var(--on-ink);
  --muted: var(--on-ink-muted);
  --accent: var(--brass);
  --accent-text: var(--brass-soft);
  --rule: rgba(184, 149, 90, .30);
  --rule-soft: rgba(233, 230, 220, .11);
  background: var(--bg);
  color: var(--fg);
  color-scheme: dark;
}

.band--vellum {
  --bg: var(--vellum);
  --fg: var(--on-vellum);
  --muted: var(--on-vellum-muted);
  --accent: var(--brass);
  --accent-text: var(--brass-deep);
  --rule: rgba(122, 92, 43, .38);
  --rule-soft: rgba(19, 32, 27, .12);
  background: var(--bg);
  color: var(--fg);
  color-scheme: light;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}

body {
  margin: 0;
  background: var(--ink);
  color: var(--on-ink);
  font-family: var(--font-body);
  font-size: var(--step-0);
  font-weight: 350;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

h1, h2, h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -.01em;
  text-wrap: balance;
}
h2 em { display: block; }

p { margin: 0; text-wrap: pretty; }
a { color: inherit; }
img { max-width: 100%; display: block; }
::selection { background: rgba(184, 149, 90, .38); color: inherit; }
:focus-visible { outline: 1px solid var(--brass-soft); outline-offset: 4px; }

.wrap {
  width: 100%;
  max-width: calc(var(--maxw) + 2 * var(--gutter));
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding-block: var(--section); }

.skip {
  position: absolute;
  left: 16px;
  top: -100px;
  z-index: 100;
  padding: 10px 16px;
  background: var(--brass);
  color: var(--ink);
  font-size: .875rem;
  text-decoration: none;
}
.skip:focus { top: 16px; }

/* ---------- Piezas comunes ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-size: var(--step--1);
  font-weight: 500;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--accent-text);
}
.eyebrow::before {
  content: "";
  width: 36px;
  height: 1px;
  background: currentColor;
  opacity: .7;
}

.section-head { display: grid; gap: 22px; max-width: 780px; }
.section-head h2 { font-size: var(--step-3); }
.section-head h2 em, .display em { color: var(--accent-text); }

.lead {
  max-width: 56ch;
  font-size: var(--step-1);
  font-weight: 300;
  line-height: 1.6;
  color: var(--fg);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 52px;
  padding: 0 28px;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: .8125rem;
  font-weight: 500;
  letter-spacing: .18em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: background-color .4s var(--ease), color .4s var(--ease), border-color .4s var(--ease);
}
.btn--solid { background: var(--brass); color: var(--ink); }
.btn--solid:hover { background: var(--brass-soft); border-color: var(--brass-soft); }
.btn--ghost { background: transparent; color: var(--fg); }
.btn--ghost:hover { background: var(--brass); color: var(--ink); }
.btn .arrow { transition: transform .4s var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }

.link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding-block: 6px;
  border-bottom: 1px solid var(--rule);
  font-size: .8125rem;
  font-weight: 500;
  letter-spacing: .18em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--fg);
  transition: border-color .3s, color .3s;
}
.link:hover { border-color: var(--accent); color: var(--accent-text); }

.monogram {
  display: grid;
  place-items: center;
  flex: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--brass);
  border-radius: 50%;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-style: italic;
  line-height: 1;
  color: var(--brass-soft);
}

/* ---------- Cabecera ---------- */
.site-header {
  position: sticky;
  top: env(safe-area-inset-top, 0px);
  z-index: 50;
  background: rgba(15, 27, 23, .88);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .4s;
}
.site-header.is-scrolled { border-bottom-color: rgba(184, 149, 90, .22); }
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 76px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  color: var(--on-ink);
  text-decoration: none;
}
.brand-name { display: grid; line-height: 1.2; }
.brand-name strong {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 400;
  letter-spacing: .01em;
  white-space: nowrap;
}
.brand-name span {
  font-size: .6875rem;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--on-ink-muted);
}

.nav { display: flex; align-items: center; gap: clamp(18px, 2.4vw, 36px); }
.nav a:not(.btn) {
  font-size: .8125rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--on-ink-muted);
  transition: color .3s;
}
.nav a:not(.btn):hover { color: var(--on-ink); }
.nav .btn { min-height: 44px; padding: 0 20px; }
.label-short { display: none; }

/* ---------- Portada ---------- */
.hero {
  position: relative;
  overflow: hidden;
  overflow: clip;
  padding-block: clamp(56px, 8vw, 112px) clamp(48px, 6vw, 88px);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  align-items: center;
  gap: clamp(32px, 5vw, 80px);
}

.hero-copy {
  position: relative;
  z-index: 2;
  display: grid;
  justify-items: start;
  gap: 28px;
}
.hero h1 {
  font-size: var(--step-4);
  line-height: 1.04;
  letter-spacing: -.02em;
}
.hero h1 em { display: block; color: var(--brass-soft); }
.hero .lead { opacity: .9; }

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px 32px;
  margin-top: 6px;
}

.hero-note {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: .8125rem;
  letter-spacing: .08em;
  color: var(--on-ink-muted);
}
.hero-note::before {
  content: "";
  flex: none;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brass);
}

.dial {
  position: relative;
  z-index: 1;
  justify-self: end;
  width: 100%;
  max-width: 540px;
  margin: 0;
}
.dial canvas {
  display: block;
  width: 100%;
  max-width: 100%;
  aspect-ratio: 1;
}
.dial figcaption {
  margin-top: 18px;
  text-align: center;
  font-family: var(--font-display);
  font-size: .875rem;
  font-style: italic;
  letter-spacing: .02em;
  color: var(--on-ink-muted);
}
.dial figcaption span {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-body);
  font-size: .6875rem;
  font-style: normal;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--brass);
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: clamp(56px, 7vw, 96px);
  border-top: 1px solid var(--rule);
}
.hero-facts div { display: grid; gap: 4px; padding: 24px 24px 0 0; }
.hero-facts div + div { padding-left: 24px; border-left: 1px solid var(--rule-soft); }
.hero-facts strong {
  font-family: var(--font-display);
  font-size: var(--step-2);
  font-weight: 400;
  color: var(--on-ink);
}
.hero-facts span {
  font-size: .75rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--on-ink-muted);
}

/* ---------- El mentor ---------- */
.mentor-grid {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  align-items: start;
  gap: clamp(48px, 7vw, 112px);
}

.portrait {
  position: relative;
  width: 100%;
  max-width: 100%;
  aspect-ratio: 4 / 5;
  margin: 0;
  background: var(--vellum-2);
}
.portrait::after {
  content: "";
  position: absolute;
  inset: -12px;
  z-index: 2;
  pointer-events: none;
  background:
    linear-gradient(var(--brass), var(--brass)) top left / 28px 1px no-repeat,
    linear-gradient(var(--brass), var(--brass)) top left / 1px 28px no-repeat,
    linear-gradient(var(--brass), var(--brass)) top right / 28px 1px no-repeat,
    linear-gradient(var(--brass), var(--brass)) top right / 1px 28px no-repeat,
    linear-gradient(var(--brass), var(--brass)) bottom left / 28px 1px no-repeat,
    linear-gradient(var(--brass), var(--brass)) bottom left / 1px 28px no-repeat,
    linear-gradient(var(--brass), var(--brass)) bottom right / 28px 1px no-repeat,
    linear-gradient(var(--brass), var(--brass)) bottom right / 1px 28px no-repeat;
}
.portrait img {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  color: transparent;
}
.portrait-placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 14px;
  padding: 24px;
  text-align: center;
  color: var(--on-vellum-muted);
  background:
    repeating-radial-gradient(circle at 50% 44%, transparent 0 13px, rgba(122, 92, 43, .09) 13px 14px),
    var(--vellum-2);
}
.portrait-placeholder .monogram {
  width: 92px;
  height: 92px;
  margin-bottom: 8px;
  border-color: var(--brass-deep);
  background: var(--vellum-2);
  font-size: 2.1rem;
  color: var(--brass-deep);
}
.ph-title { font-family: var(--font-display); font-size: 1.35rem; color: var(--on-vellum); }
.ph-hint { font-size: .75rem; letter-spacing: .14em; text-transform: uppercase; }
.portrait-caption {
  margin-top: 26px;
  font-family: var(--font-display);
  font-size: 1rem;
  font-style: italic;
  color: var(--on-vellum-muted);
}

.mentor-copy { display: grid; gap: 28px; }
.mentor-copy h2 { font-size: var(--step-3); }
.mentor-copy h2 em { color: var(--brass-deep); }

.prose { display: grid; gap: 18px; max-width: 62ch; }
.dropcap::first-letter {
  float: left;
  padding: 8px 12px 0 0;
  font-family: var(--font-display);
  font-size: 4.3em;
  line-height: .8;
  color: var(--brass-deep);
}

.credentials {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 32px;
  margin: 8px 0 0;
  border-top: 1px solid var(--rule);
}
.credentials div {
  display: grid;
  gap: 2px;
  padding-block: 18px;
  border-bottom: 1px solid var(--rule-soft);
}
.credentials dt {
  font-size: .6875rem;
  font-weight: 500;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--muted);
}
.credentials dd { margin: 0; font-family: var(--font-display); font-size: 1.3rem; }

.pillars {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(24px, 4vw, 56px);
  margin-top: clamp(72px, 9vw, 128px);
}
.pillar { display: grid; align-content: start; gap: 12px; padding-top: 24px; border-top: 1px solid var(--rule); }
.pillar h3 { font-size: var(--step-2); font-style: italic; }
.pillar p { max-width: 40ch; color: var(--muted); }

/* ---------- El mayor caso de éxito ---------- */
.case-head {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  align-items: end;
  gap: 32px clamp(32px, 6vw, 96px);
}
.case-head h2 { font-size: var(--step-4); }
.case-head .lead { opacity: .9; }

.timeline {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  margin: clamp(64px, 8vw, 112px) 0 0;
  padding: 0;
  list-style: none;
}
.stop {
  position: relative;
  display: grid;
  align-content: start;
  gap: 8px;
  padding: 44px 14px 0 0;
}
.stop::before {
  content: "";
  position: absolute;
  top: 3px;
  left: 0;
  z-index: 1;
  width: 14px;
  height: 14px;
  border: 1px solid var(--brass);
  border-radius: 50%;
  background: var(--ink);
}
.stop::after {
  content: "";
  position: absolute;
  top: 7px;
  left: 0;
  width: 100%;
  height: 6px;
  border-top: 1px solid var(--brass);
  border-bottom: 1px solid var(--brass);
  opacity: .7;
}
.stop:last-child::after { display: none; }
.stop-year {
  font-size: .6875rem;
  font-weight: 500;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--on-ink-muted);
}
.stop-stage { font-family: var(--font-display); font-size: 1.25rem; line-height: 1.15; }
.stop-note { font-size: .9375rem; line-height: 1.5; color: var(--on-ink-muted); }
.stop--goal::before {
  top: 1px;
  left: -2px;
  width: 18px;
  height: 18px;
  background: var(--brass);
  box-shadow: 0 0 0 6px rgba(184, 149, 90, .16);
}
.stop--goal .stop-stage { font-style: italic; color: var(--brass-soft); }
.stop--goal .stop-year { color: var(--brass); }

.timeline-legend {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 28px;
  font-size: .8125rem;
  color: var(--on-ink-muted);
}
.timeline-legend::before {
  content: "";
  flex: none;
  width: 40px;
  height: 6px;
  border-top: 1px solid var(--brass);
  border-bottom: 1px solid var(--brass);
}

.case-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: clamp(64px, 8vw, 112px);
  border-block: 1px solid var(--rule);
}
.case-stat {
  display: grid;
  align-content: start;
  gap: 22px;
  padding: clamp(28px, 4vw, 48px) clamp(16px, 3vw, 40px);
}
.case-stat:first-child { padding-left: 0; }
.case-stat + .case-stat { border-left: 1px solid var(--rule-soft); }
.case-stat strong {
  font-family: var(--font-display);
  font-size: var(--step-5);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--on-ink);
}
.case-stat strong small { font-size: .42em; letter-spacing: 0; color: var(--brass-soft); }
.case-stat span {
  max-width: 24ch;
  font-size: .8125rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--on-ink-muted);
}

.qed {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 16px 36px;
  margin-top: clamp(56px, 7vw, 96px);
}
.qed-mark {
  font-family: var(--font-display);
  font-size: var(--step-3);
  font-style: italic;
  white-space: nowrap;
  color: var(--brass-soft);
}
.qed p { max-width: 54ch; color: var(--on-ink-muted); }
.qed p em { color: var(--on-ink); }

/* ---------- Servicios ---------- */
.services-head {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  align-items: end;
  gap: 28px clamp(32px, 6vw, 96px);
  margin-bottom: clamp(48px, 6vw, 88px);
}

.tiers { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--rule); }
.tier {
  position: relative;
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr) minmax(170px, 240px);
  align-items: start;
  gap: 16px clamp(24px, 4vw, 64px);
  padding-block: clamp(32px, 4vw, 48px);
  border-bottom: 1px solid var(--rule-soft);
}
.tier-num {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-style: italic;
  line-height: 1.3;
  color: var(--accent-text);
}
.tier-body { display: grid; gap: 12px; }
.tier-title { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px; }
.tier h3 { font-size: var(--step-2); }
.tier p { max-width: 60ch; color: var(--muted); }
.tier-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 22px;
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.tier-meta li { display: inline-flex; align-items: center; gap: 10px; }
.tier-meta li::before {
  content: "";
  width: 5px;
  height: 5px;
  background: var(--accent);
  transform: rotate(45deg);
}

.tag {
  padding: 6px 11px;
  border: 1px solid var(--accent);
  border-radius: 999px;
  font-size: .6875rem;
  font-weight: 500;
  line-height: 1;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--accent-text);
}

.tier-price { display: grid; justify-items: end; gap: 10px; text-align: right; }
.price {
  font-family: var(--font-display);
  font-size: var(--step-3);
  line-height: 1.1;
  font-variant-numeric: lining-nums tabular-nums;
  white-space: nowrap;
}
.price small { margin-left: 2px; font-size: .5em; }
.price--word { font-size: var(--step-2); font-style: italic; white-space: normal; }
.price-note {
  font-size: .6875rem;
  font-weight: 500;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
}

.tier--crown {
  --fg: var(--on-ink);
  --muted: var(--on-ink-muted);
  --accent-text: var(--brass-soft);
  --rule-soft: rgba(233, 230, 220, .1);
  margin-top: 28px;
  padding-inline: clamp(20px, 4vw, 48px);
  border-bottom: 0;
  background: var(--ink);
  color: var(--on-ink);
  overflow: hidden;
}
.tier--crown::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: min(460px, 75%);
  height: 100%;
  pointer-events: none;
  background: repeating-radial-gradient(circle at 100% 0, rgba(184, 149, 90, .16) 0 1px, transparent 1px 9px);
  -webkit-mask-image: radial-gradient(circle at 100% 0, #000, transparent 72%);
  mask-image: radial-gradient(circle at 100% 0, #000, transparent 72%);
}
.tier--crown > * { position: relative; }

.services-foot {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px 40px;
  margin-top: 36px;
  font-size: .9375rem;
  color: var(--muted);
}

/* ---------- Materias y niveles ---------- */
.coverage { display: grid; gap: 10px; margin-top: clamp(48px, 6vw, 72px); }
.coverage-row {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 42px;
  padding: 10px 16px;
  font-size: .75rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  background: repeating-linear-gradient(90deg, transparent 0 calc(33.333% - 1px), rgba(233, 230, 220, .12) calc(33.333% - 1px) 33.333%);
}
.coverage-row::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 100%;
  border-left: 2px solid var(--brass);
  background: linear-gradient(90deg, rgba(184, 149, 90, .32), rgba(184, 149, 90, .12));
}
.coverage-row--bach::before { width: 66.667%; }
.coverage-row span { position: relative; }
.coverage-row b { margin-right: 12px; font-weight: 500; color: var(--brass-soft); }

.levels {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 40px;
  border-top: 1px solid var(--rule);
}
.level {
  display: grid;
  align-content: start;
  gap: 18px;
  padding: 32px clamp(16px, 2.4vw, 32px) 8px;
  border-left: 1px solid var(--rule-soft);
}
.level:first-child { padding-left: 0; border-left: 0; }
.level-head { display: grid; gap: 6px; }
.level-range {
  font-size: .6875rem;
  font-weight: 500;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--on-ink-muted);
}
.level h3 { font-size: var(--step-2); }
.level ul { display: grid; gap: 10px; margin: 0; padding: 0; list-style: none; }
.level li { display: flex; align-items: baseline; gap: 12px; font-size: 1rem; }
.level li::before {
  content: "";
  flex: none;
  width: 5px;
  height: 5px;
  background: var(--brass);
  transform: translateY(-3px) rotate(45deg);
}

/* ---------- Proceso y preguntas ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(24px, 3vw, 48px);
  margin: clamp(48px, 6vw, 80px) 0 0;
  padding: 0;
  list-style: none;
}
.step { display: grid; align-content: start; gap: 14px; padding-top: 28px; border-top: 1px solid var(--rule); }
.step-num {
  font-family: var(--font-display);
  font-size: var(--step-3);
  font-style: italic;
  line-height: 1;
  color: var(--brass-deep);
}
.step h3 { font-size: 1.5rem; }
.step p { font-size: 1rem; color: var(--muted); }

.faq {
  display: grid;
  grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  gap: 32px clamp(32px, 6vw, 96px);
  margin-top: clamp(96px, 11vw, 160px);
}
.faq-list { border-top: 1px solid var(--rule); }
.faq details { border-bottom: 1px solid var(--rule-soft); }
.faq summary {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 24px;
  padding-block: 22px;
  list-style: none;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 1.3rem;
  line-height: 1.3;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-body);
  font-size: 1.5rem;
  font-weight: 300;
  line-height: 1;
  color: var(--brass-deep);
  transition: transform .3s var(--ease);
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { max-width: 62ch; padding-bottom: 24px; color: var(--muted); }

/* ---------- Contacto ---------- */
.contact-single {
  display: grid;
  gap: clamp(40px, 6vw, 64px);
  max-width: 640px;
}
.contact-copy { display: grid; gap: 24px; }
.contact-copy h2 { font-size: var(--step-4); }
.contact-copy h2 em { display: block; color: var(--brass-soft); }

.direct { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--rule); }
.direct li { border-bottom: 1px solid var(--rule-soft); }
.direct a {
  display: grid;
  grid-template-columns: 104px minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 16px;
  padding-block: 18px;
  text-decoration: none;
  color: var(--on-ink);
  transition: color .3s;
}
.direct a:hover { color: var(--brass-soft); }
.direct .k {
  font-size: .6875rem;
  font-weight: 500;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--on-ink-muted);
}
.direct .v { font-family: var(--font-display); font-size: 1.25rem; overflow-wrap: anywhere; }
.direct .arrow { color: var(--brass); transition: transform .3s var(--ease); }
.direct a:hover .arrow { transform: translateX(4px); }

.direct--lg a { padding-block: 28px; }
.direct--lg .v { font-size: 1.6rem; }
.direct--lg .k { font-size: .75rem; }

/* ---------- Pie ---------- */
.site-footer {
  padding-block: 56px 40px;
  border-top: 1px solid rgba(184, 149, 90, .18);
  background: var(--ink-0);
  color: var(--on-ink-muted);
}
.footer-grid {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px 48px;
}
.footer-tag { max-width: 60ch; font-size: .9375rem; }
.footer-small {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px 32px;
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px solid rgba(233, 230, 220, .08);
  font-size: .8125rem;
}
.footer-small a { text-decoration: none; transition: color .3s; }
.footer-small a:hover { color: var(--brass-soft); }

/* ---------- Movimiento ---------- */
@keyframes rise {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}
@keyframes spin { to { transform: rotate(360deg); } }

@media (prefers-reduced-motion: no-preference) {
  .hero-copy > * { animation: rise 1s var(--ease) both; }
  .hero-copy > :nth-child(2) { animation-delay: .1s; }
  .hero-copy > :nth-child(3) { animation-delay: .2s; }
  .hero-copy > :nth-child(4) { animation-delay: .3s; }
  .hero-copy > :nth-child(5) { animation-delay: .4s; }
  .dial canvas { animation: spin 360s linear infinite; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* ---------- Adaptación a pantallas ---------- */
@media (max-width: 1180px) {
  .timeline { grid-template-columns: minmax(0, 1fr); }
  .stop {
    grid-template-columns: minmax(0, 8rem) minmax(0, 13rem) minmax(0, 1fr);
    align-items: baseline;
    gap: 4px 24px;
    padding: 0 0 30px 48px;
  }
  .stop::after {
    top: 10px;
    left: 4px;
    width: 6px;
    height: 100%;
    border: 0;
    border-left: 1px solid var(--brass);
    border-right: 1px solid var(--brass);
  }
  .stop--goal { padding-bottom: 0; }
}

@media (max-width: 960px) {
  .nav a:not(.btn) { display: none; }

  .hero-grid { grid-template-columns: minmax(0, 1fr); }
  .dial {
    justify-self: center;
    width: min(78vw, 340px);
    margin-top: 8px;
  }
  .dial figcaption { margin-top: 14px; font-size: .8125rem; }

  .mentor-grid,
  .case-head,
  .services-head,
  .faq { grid-template-columns: minmax(0, 1fr); }
  .portrait-col { max-width: 440px; }


  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 800px) {
  .pillars { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 760px) {
  .case-stats { grid-template-columns: minmax(0, 1fr); }
  .case-stat {
    grid-template-columns: 7.25rem minmax(0, 1fr);
    align-items: center;
    gap: 18px;
    padding: 22px 0;
  }
  .case-stat strong { font-size: 3.1rem; line-height: 1; }
  .case-stat span { max-width: none; line-height: 1.55; }
  .case-stat + .case-stat { border-left: 0; border-top: 1px solid var(--rule-soft); }
  .levels { grid-template-columns: minmax(0, 1fr); }
  .level { padding: 28px 0; border-left: 0; border-bottom: 1px solid var(--rule-soft); }
}

@media (max-width: 700px) {
  .stop { grid-template-columns: minmax(0, 1fr); gap: 4px; padding: 0 0 26px 40px; }
  .tier { grid-template-columns: 36px minmax(0, 1fr); }
  .tier-price { grid-column: 2; justify-items: start; text-align: left; }
}

@media (max-width: 640px) {
  .hero-facts { grid-template-columns: minmax(0, 1fr); margin-top: 48px; }
  .hero-facts div {
    grid-template-columns: 6.5rem minmax(0, 1fr);
    align-items: baseline;
    gap: 14px;
    padding: 16px 0;
  }
  .hero-facts div + div { padding-left: 0; border-left: 0; border-top: 1px solid var(--rule-soft); }
  .hero-facts strong { font-size: 1.45rem; }
  .hero-facts span { line-height: 1.5; letter-spacing: .12em; }
}

@media (max-width: 600px) {
  .lead { font-size: 1.125rem; }
  .eyebrow { gap: 12px; letter-spacing: .18em; }
  .eyebrow::before { width: 28px; }
  .hero h1 { line-height: 1.06; }
  .dropcap::first-letter { font-size: 3.8em; padding-right: 10px; }
  .credentials { gap: 0 20px; }
  .credentials dd { font-size: 1.15rem; }
  .tier-num { font-size: 1.25rem; line-height: 1.45; }
  .price { font-size: 2.35rem; }
  .faq summary { padding-block: 18px; font-size: 1.15rem; }
  .direct--lg a { padding-block: 22px; }
  .direct--lg .v { font-size: 1.4rem; }

  .site-header .wrap { min-height: 64px; }

  /* Cobertura: etiqueta arriba y barra fina debajo, sin divisiones que crucen el texto */
  .coverage { gap: 20px; }
  .coverage-row {
    display: block;
    min-height: 0;
    padding: 0 0 12px;
    font-size: .6875rem;
    background: linear-gradient(rgba(233, 230, 220, .14), rgba(233, 230, 220, .14)) left bottom / 100% 3px no-repeat;
  }
  .coverage-row::before {
    inset: auto auto 0 0;
    height: 3px;
    border-left: 0;
    background: var(--brass);
  }
  .coverage-row b { margin-right: 10px; }
}


@media (max-width: 560px) {
  .steps { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .step {
    grid-template-columns: 3rem minmax(0, 1fr);
    column-gap: 12px;
    row-gap: 6px;
    padding-block: 24px;
  }
  .step-num { grid-row: 1 / span 2; font-size: 2.1rem; line-height: 1.05; }
  .step h3, .step p { grid-column: 2; }
  .step h3 { font-size: 1.35rem; }
  .direct a { grid-template-columns: minmax(0, 1fr) auto; gap: 4px 16px; }
  .direct .k { grid-column: 1 / -1; }
}

@media (max-width: 520px) {
  .label-long { display: none; }
  .label-short { display: inline; }
  .nav .btn { padding: 0 16px; letter-spacing: .14em; }
  .hero-actions .btn { width: 100%; padding-inline: 16px; letter-spacing: .1em; }
}

@media (max-width: 420px) {
  .brand { gap: 10px; }
  .brand .monogram { width: 38px; height: 38px; font-size: .95rem; }
  .brand-name strong { font-size: 1.02rem; }
  .brand-name span { display: none; }
}

@media (max-width: 360px) {
  .site-header .brand .monogram { display: none; }
  .hide-xs { display: none; }
  .credentials { grid-template-columns: minmax(0, 1fr); }
}